#define DRV_EXTRAVERSION "-k"
-#define DRV_VERSION "1.9.5" DRV_EXTRAVERSION
+#define DRV_VERSION "1.10.6" DRV_EXTRAVERSION
char e1000e_driver_name[] = "e1000e";
const char e1000e_driver_version[] = DRV_VERSION;
+#define DEFAULT_MSG_ENABLE (NETIF_MSG_DRV|NETIF_MSG_PROBE|NETIF_MSG_LINK)
+static int debug = -1;
+module_param(debug, int, 0);
+MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
+
static void e1000e_disable_aspm(struct pci_dev *pdev, u16 state);
static const struct e1000_info *e1000_info_tbl[] = {
/* Rx Registers */
{E1000_RCTL, "RCTL"},
- {E1000_RDLEN, "RDLEN"},
- {E1000_RDH, "RDH"},
- {E1000_RDT, "RDT"},
+ {E1000_RDLEN(0), "RDLEN"},
+ {E1000_RDH(0), "RDH"},
+ {E1000_RDT(0), "RDT"},
{E1000_RDTR, "RDTR"},
{E1000_RXDCTL(0), "RXDCTL"},
{E1000_ERT, "ERT"},
- {E1000_RDBAL, "RDBAL"},
- {E1000_RDBAH, "RDBAH"},
+ {E1000_RDBAL(0), "RDBAL"},
+ {E1000_RDBAH(0), "RDBAH"},
{E1000_RDFH, "RDFH"},
{E1000_RDFT, "RDFT"},
{E1000_RDFHS, "RDFHS"},
/* Tx Registers */
{E1000_TCTL, "TCTL"},
- {E1000_TDBAL, "TDBAL"},
- {E1000_TDBAH, "TDBAH"},
- {E1000_TDLEN, "TDLEN"},
- {E1000_TDH, "TDH"},
- {E1000_TDT, "TDT"},
+ {E1000_TDBAL(0), "TDBAL"},
+ {E1000_TDBAH(0), "TDBAH"},
+ {E1000_TDLEN(0), "TDLEN"},
+ {E1000_TDH(0), "TDH"},
+ {E1000_TDT(0), "TDT"},
{E1000_TIDV, "TIDV"},
{E1000_TXDCTL(0), "TXDCTL"},
{E1000_TADV, "TADV"},
if (!adapter->tx_hang_recheck &&
(adapter->flags2 & FLAG2_DMA_BURST)) {
- /* May be block on write-back, flush and detect again
+ /*
+ * May be block on write-back, flush and detect again
* flush pending descriptor writebacks to memory
*/
ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD);
/* execute the writes immediately */
e1e_flush();
+ /*
+ * Due to rare timing issues, write to TIDV again to ensure
+ * the write is successful
+ */
+ ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD);
+ /* execute the writes immediately */
+ e1e_flush();
adapter->tx_hang_recheck = true;
return;
}
}
/**
- * e1000_clean - NAPI Rx polling callback
+ * e1000e_poll - NAPI Rx polling callback
* @napi: struct associated with this polling callback
- * @budget: amount of packets driver is allowed to process this poll
+ * @weight: number of packets driver is allowed to process this poll
**/
-static int e1000_clean(struct napi_struct *napi, int budget)
+static int e1000e_poll(struct napi_struct *napi, int weight)
{
- struct e1000_adapter *adapter = container_of(napi, struct e1000_adapter, napi);
+ struct e1000_adapter *adapter = container_of(napi, struct e1000_adapter,
+ napi);
struct e1000_hw *hw = &adapter->hw;
struct net_device *poll_dev = adapter->netdev;
int tx_cleaned = 1, work_done = 0;
adapter = netdev_priv(poll_dev);
- if (adapter->msix_entries &&
- !(adapter->rx_ring->ims_val & adapter->tx_ring->ims_val))
- goto clean_rx;
-
- tx_cleaned = e1000_clean_tx_irq(adapter->tx_ring);
+ if (!adapter->msix_entries ||
+ (adapter->rx_ring->ims_val & adapter->tx_ring->ims_val))
+ tx_cleaned = e1000_clean_tx_irq(adapter->tx_ring);
-clean_rx:
- adapter->clean_rx(adapter->rx_ring, &work_done, budget);
+ adapter->clean_rx(adapter->rx_ring, &work_done, weight);
if (!tx_cleaned)
- work_done = budget;
+ work_done = weight;
- /* If budget not fully consumed, exit the polling mode */
- if (work_done < budget) {
+ /* If weight not fully consumed, exit the polling mode */
+ if (work_done < weight) {
if (adapter->itr_setting & 3)
e1000_set_itr(adapter);
napi_complete(napi);
/* Setup the HW Tx Head and Tail descriptor pointers */
tdba = tx_ring->dma;
tdlen = tx_ring->count * sizeof(struct e1000_tx_desc);
- ew32(TDBAL, (tdba & DMA_BIT_MASK(32)));
- ew32(TDBAH, (tdba >> 32));
- ew32(TDLEN, tdlen);
- ew32(TDH, 0);
- ew32(TDT, 0);
- tx_ring->head = adapter->hw.hw_addr + E1000_TDH;
- tx_ring->tail = adapter->hw.hw_addr + E1000_TDT;
+ ew32(TDBAL(0), (tdba & DMA_BIT_MASK(32)));
+ ew32(TDBAH(0), (tdba >> 32));
+ ew32(TDLEN(0), tdlen);
+ ew32(TDH(0), 0);
+ ew32(TDT(0), 0);
+ tx_ring->head = adapter->hw.hw_addr + E1000_TDH(0);
+ tx_ring->tail = adapter->hw.hw_addr + E1000_TDT(0);
/* Set the Tx Interrupt Delay register */
ew32(TIDV, adapter->tx_int_delay);
* the Base and Length of the Rx Descriptor Ring
*/
rdba = rx_ring->dma;
- ew32(RDBAL, (rdba & DMA_BIT_MASK(32)));
- ew32(RDBAH, (rdba >> 32));
- ew32(RDLEN, rdlen);
- ew32(RDH, 0);
- ew32(RDT, 0);
- rx_ring->head = adapter->hw.hw_addr + E1000_RDH;
- rx_ring->tail = adapter->hw.hw_addr + E1000_RDT;
+ ew32(RDBAL(0), (rdba & DMA_BIT_MASK(32)));
+ ew32(RDBAH(0), (rdba >> 32));
+ ew32(RDLEN(0), rdlen);
+ ew32(RDH(0), 0);
+ ew32(RDT(0), 0);
+ rx_ring->head = adapter->hw.hw_addr + E1000_RDH(0);
+ rx_ring->tail = adapter->hw.hw_addr + E1000_RDT(0);
/* Enable Receive Checksum Offload for TCP and UDP */
rxcsum = er32(RXCSUM);
/* execute the writes immediately */
e1e_flush();
+
+ /*
+ * due to rare timing issues, write to TIDV/RDTR again to ensure the
+ * write is successful
+ */
+ ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD);
+ ew32(RDTR, adapter->rx_int_delay | E1000_RDTR_FPD);
+
+ /* execute the writes immediately */
+ e1e_flush();
}
static void e1000e_update_stats(struct e1000_adapter *adapter);
{
struct e1000_adapter *adapter = netdev_priv(netdev);
struct pci_dev *pdev = adapter->pdev;
+ int count = E1000_CHECK_RESET_COUNT;
+
+ while (test_bit(__E1000_RESETTING, &adapter->state) && count--)
+ usleep_range(10000, 20000);
WARN_ON(test_bit(__E1000_RESETTING, &adapter->state));
netif_device_detach(netdev);
if (netif_running(netdev)) {
+ int count = E1000_CHECK_RESET_COUNT;
+
+ while (test_bit(__E1000_RESETTING, &adapter->state) && count--)
+ usleep_range(10000, 20000);
+
WARN_ON(test_bit(__E1000_RESETTING, &adapter->state));
e1000e_down(adapter);
e1000_free_irq(adapter);
adapter->hw.adapter = adapter;
adapter->hw.mac.type = ei->mac;
adapter->max_hw_frame_size = ei->max_hw_frame_size;
- adapter->msg_enable = (1 << NETIF_MSG_DRV | NETIF_MSG_PROBE) - 1;
+ adapter->msg_enable = netif_msg_init(debug, DEFAULT_MSG_ENABLE);
mmio_start = pci_resource_start(pdev, 0);
mmio_len = pci_resource_len(pdev, 0);
netdev->netdev_ops = &e1000e_netdev_ops;
e1000e_set_ethtool_ops(netdev);
netdev->watchdog_timeo = 5 * HZ;
- netif_napi_add(netdev, &adapter->napi, e1000_clean, 64);
+ netif_napi_add(netdev, &adapter->napi, e1000e_poll, 64);
strlcpy(netdev->name, pci_name(pdev), sizeof(netdev->name));
netdev->mem_start = mmio_start;